File IO | File handling Tutorial in java in detail

You are here : Home / Core Java Tutorials

File I/O streams in java >

File I/O in java - streams (Input/output), Readers/Writers, Buffered

Create new File in current or specified directory >

Create File using createNewFile() method in java file IO

Find current working directory or current path in java

Create File in current path using new File(currentPath, fileName), File.separator or System.getProperty("file.separator") in java file IO

Find parent Directory and available disk drives in system >

Find parent Directory in java

Find the available filesystem roots in java/ Available disk drives in windows

Execute CMD command through java program >

Execute CMD commands through java program

Read text entered by user in console>

Program to Read text entered by user in console using DataInputStream in java file IO

Read text entered by use in consoler using BufferedReader's readLine() method in java file IO

Program to Read text entered by use in console using java.util.Scanner

Program to Read text entered by user in console till some special character (let's say @) in java

Read file using FileInputStream and BufferedInputStream >

Read text from file using FileInputStream in java file IO

Read text from file using BufferedInputStream (and FileInputStream) in java file IO

2 ways to Read text from file in String using Apache commons IOUtils and BufferedInputStream (and FileInputStream) in java file IO | or Convert inputStream to String

Title

Write in file using FileOutputStream and BufferedOutputStream >

2 ways to write String to file using FileOutputStream and apache commons in java file IO

Write String to file using BufferedOutputStream (and FileOutputStream) in java file IO

Write String to file using BufferedWriter and FileWriter in java file IO

Program to Write in file using PrintWriter to in java

Try with resource in java 7 - Read text from file using BufferedInputStream / FileInputStream and Try with resource >

Try-with-resources in java7 - java.lang.AutoCloseable interface

Program to Read text from file using FileInputStream and Try with resource provided in java 7

Program to Read text from file in String using BufferedInputStream and Try with resource provided in java 7

Write byte Array in file and read it >

Program to Write byteArray to file using FileOutputStream in java file IO

Program to Read file in byteArray using FileInputStream in java file IO

Write in file using FileWriter and Read file using FileReader >

Program to Write to file using FileWriter in java file IO

Program to Read text from file using FileReader in java file IO

BufferedReader and FileReader >

Program to Read text from file using BufferedReader's read() and readLine() methods in java file IO

Should we close both FileInputStream and BufferedInputStream | BufferedReader and FileReader >

Should we close both FileInputStream and BufferedInputStream ? OR BufferedReader and FileReader ?

Use Mark and Reset methods of InputStream >

Program to How to use Mark and Reset methods with BufferedInputStream

Program to How to use Mark and Reset methods with BufferedReader

Encrypt and decrypt text using password - Write encrypted text to file and Read encrypted text from file in java >

Program to Encrypt and decrypt text using password - Write encrypted text to file | Read encrypted text from file in java

Important Differences in File handling  >

Difference between FileInputStream and BufferedInputStream in java file IO

Difference between Stream (FileInputStream) and Reader (FileReader) in java file handling

Difference between FileReader and BufferedReader in java file IO

File operations - create, copy, move, rename, delete, exist?, append, hide/unHide, creation/lastModified/lastAccessed date, compare, size, Read only and writable >

Create File using createNewFile() method in java file IO

Copy a file in java 2 in ways - use org.apache.commons.io.FileUtils's copyDirectory(sourceDirectory, destDirectory)

Program to Move a file - in java file IO

Program to Rename a file - in java file IO

Program to Delete a file - in java file IO

Program to Find file exists or not - in java file IO

Program to Append to file using FileOutputStream in java file IO

Program to Hide and unHide File or Directory (by executing CMD commands in java program) till java6 - file IO

Program on How to hide and unHide file or Directory in java 7 using java.nio.file

Program to Find file is hidden or not till java 6 | And also In java 7

Program to Find creation, last modification and last accessed date of file in date, month and year in java7 using java.nio.file

Program on How to Compare two file or Directory path - in java file IO

Program to Find file size in bytes, Kilobytes, megabytes and gigabytes using length method of File in java

Program to Make a file READ ONLY in java

Program to Find file is Read only or not in java 7

Program to Make a file readable and writable in java

Directory operations - create, identify, delete, copy, traverse >

Program to Create Directory - Single and multiple (i.e. parent and child directories) in java file IO

Program to Identify File or Directory - in java file IO | And in java 7 using java.nio.file

2 Program to Delete a Directory - using File.delete and org.apache.commons.io.FileUtils's deleteDirectory(dir)- in java file IO

Program to Copy a Directory - using org.apache.commons.io.FileUtils's copyDirectory method- java file IO

Program to Traverse a Directory (all sub-directories and files) in 2 ways | using org.apache.commons.io.FileUtils in java file IO

Few more >

Program to Replace all the occurrences of searchWord in the file with replaceWord in java

Program to Replace all the occurrences of searchWord in the file with replaceWord in java using byte array

Program to Sort all contents/words of file in java

Program to Sort all contents of file by line in java

Program to Create property files and store key-value pairs in it | And how to read property file in java

Program to Convert Property file to Xml File in java

Program to insert/write content at specific position in file in java

How to Read/write from file using RandomAccessFile

Skip Characters while reading text from file in java

Difference between getPath(), getAbsolute() and getCanonical() file path methods in java | Relative and Absolute path

Difference between loading file with FileInputStream and getResourceAsStream() in java

Download image from specified URL in java

How to create password protected zip files | Zip and unzip directories | zip and unzip specific files in java | Unzip JAR file

2 ways to Count number of lines in file in java

SequenceInputStream to read data from multiple files (two or more) and writing it in one file in java

Write data types byte, short, char, int, long, float, double and boolean in file and read them >

Program to Write BYTE data type in file using DataOutputStream and Read BYTE from file using DataInputStream - java file IO

Program to Write SHORT data type in file using DataOutputStream and Read SHORT from file using DataInputStream - java file IO

Program to Write CHAR data type in file using DataOutputStream and Read CHAR from file using DataInputStream - java file IO

Program to Write INT data type in file using DataOutputStream and Read INT from file using DataInputStream - java file IO

Program to Write LONG data type in file using DataOutputStream and Read LONG from file using DataInputStream - java file IO

Program to Write FLOAT data type in file using DataOutputStream and Read FLOAT from file using DataInputStream - java file IO

Program to Write DOUBLE data type in file using DataOutputStream and Read DOUBLE from file using DataInputStream - java file IO

Program to Write BOOLEAN data type in file using DataOutputStream and Read BOOLEAN from file using DataInputStream - java file IO

Customizing  Serialization process by implementing Serializable and Externalizable >

Serialize and DeSerialize object using files in java

Avoid ObjectInputStream.readObject() from throwing EOFException at End Of File in java  

Serialize and DeSerialize object by implementing Externalizable interface and using files in java

IMAGE - Storing in and retrieving out from database

JDBC- Insert/Store/save IMAGE in database by using PreparedStatement's setBinaryStream and executeUpdate methods, using BLOB data type - in java

JDBC- Retrieve IMAGE from database by using PreparedStatement's executeQuery, ResultSet's getBlob method - using BLOB data type - in java

FILE - Storing in and retrieving out from database

JDBC- Insert/Store/save FILE in database by using PreparedStatement's executeUpdate and setCharacterStream methods, using CLOB data type - in java

JDBC- Retrieve FILE from database by using PreparedStatement's executeQuery and ResultSet's getClob method, using CLOB data type - in java

Labels: Core Java Core Java Tutorials TUTORIALS